baber/WOPTO huggingface dataset:
Patent JP-2004014815-A (JP)
Title: Semiconductor device and method for manufacturing the same
Inventor: HORIUCHI KATSUTADA
IPC: H01L21/8238
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a semiconductor device realizing shallow-junction transistor source/drain regions and a small-resistance pile-up metal silicide film structure, with high reliability retained unaffected, in a microstructural MIS transistor.  <P>SOLUTION: The concentration of the impurity (As, P, In, Sb) in the surface regions of source/drain diffusion layers (6, 7) is set at 5×10<SP>21</SP>/cm<SP>3</SP>or higher; or a film of germanium and silicon mixed with each other, with germanium accounting for 20% or more, or a germanium film is formed on the surface regions of the source/drain diffusion layers (6, 7).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012847-A (JP)
Title: Television lens
Inventor: SAKAI MIKIO
IPC: G02B7/02
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To correct the focus movement of a zoom lens caused by a manufacture error with simple constitution.  <P>SOLUTION: The television lens has a means for varying the fixed position of a cam follower to position the moving lens barrel of a variator or a compensator centering around the center of rotation of a zoom cam.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012879-A (JP)
Title: Method and device for education
Inventor: ARITA YOKO
IPC: G06Q50/20
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To realize a method and a device for education enabling a learner to easily learn by using a communication network.  <P>SOLUTION: The method and device for education enable a learner to select (402), via a terminal for learning, an educational subject provided by the server for education on a website for education; allow the learner to take (406) a preliminary examination, provided from the server for education through the terminal for learning, of a unit in the subject selected by the learner; to inform (408), from the server for education through the terminal for learning, the learner whether the learner's answer to the preliminary examination is correct or not and then to give a lesson (410) of the corresponding unit; to allow the learner to take (420), from the server for education through the terminal for learning, a graduation examination after the lessons of all the units in the subject selected by the learner are completed; and to inform (422), from the server for education through the terminal for learning, the learner of the result of the graduation examination.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012881-A (JP)
Title: Image forming apparatus
Inventor: KATO MASAHIKO
IPC: G10K11/178
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To reduce electrostatic charge noise made in an electrostatic charging process which has, within a photoreceptor drum having an acoustic emissive surface, the function of damping vibration and reducing noise caused by resonance, by avoiding resonance, thereby reducing vibration of an electrostatic charging roller which is a vibration source in an image forming apparatus.  <P>SOLUTION: It is confirmed that the frequency of vibration produced between the photoreceptor drum 1 and the electrostatic charging roller 2 is twice the frequency f<SB>ac</SB>[Hz] of the alternate current component of a voltage applied by a power source 3. If the resonance frequency of the charging roller 2 is fr [Hz] from the graph defining the relationship between vibration frequency and vibration transmission rate, f<SB>ac</SB>is determined so as to satisfy the relationship of fr<SB>2</SB>∠√(2)×2×f<SB>ac</SB>. Thereby vibration produced between the photoreceptor drum 1 and the charging roller 2 is prevented from being amplified by the charging roller 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012909-A (JP)
Title: Optical fiber for wavelength multiplexed transmission
Inventor: TAMURA JUNICHI
IPC: G02B6/036
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical fiber for wavelength multiplexed transmission which can propagate Raman amplifying excitation light for amplifying signal light of 1.3 μm band of wavelength at a low loss and perform the wavelength multiplexed transmission of signal light of S, C and L bands.  <P>SOLUTION: In the optical fiber for wavelength multiplexed transmission, a transmission loss at 1380 nm wavelength is ≤ 0.35 dB/km, effective core cross sections at 1300 nm and 1550 nm wavelength are 30 to 50μm<SP>2</SP>, zero dispersion wavelength is ≤ 1400 nm, a dispersion slope at 1450 to 1550 nm wavelength is ≤ 0.04 ps/(nm<SP>2</SP>km), and a dispersion value is ≥ 1.0 ps/(nm km).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003327129-A (JP)
Title: Maneuvering device of crawler hand cart
Inventor: HASHIBA MITSUTOSHI
IPC: A61G5/04
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem where friction is large on a road surface such as asphalt paved surface to make change of direction difficult when a crawler type running device is used for a conveying car, a wheelchair for care, or the like that is of a hand type or uses an auxiliary small power.  <P>SOLUTION: The crawler type running device exhibits an accomplishing property on a sand beach, a gravel road, or the like. Only when the travelling direction is changed, part of a crawler belt is pressed down to reduce area of a ground part to facilitate the turning. A pressing device is provided where guide wheels are mounted to both ends of a frame longitudinal in the moving direction, the crawler belt is hung on the guide wheels, and the part of the crawler belt is pressed down to change the travelling direction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017409-A (JP)
Title: Relief printing plate and pattern forming method
Inventor: NAKAMURA RYUICHI
IPC: H01L21/027
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To ensure the stable separation of a printing plate from a base by transferring a pattern forming material precisely and in a non-contact fashion.  <P>SOLUTION: The pattern forming material is transferred to the base by (l) a step to deposit the pattern forming material to the projecting part of a relief printing plate obtained by fixing a flexible medium having the specified projecting part to the surface of an elastic body processed to the curved surface shape, (2) a step to press the relief printing plate to the specified base while deforming the plate and (3) a step to pull up the relief printing plate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004019520-A (JP)
Title: Ignition timing control device of internal combustion engine
Inventor: HIRANO YUICHI
IPC: F02P5/15
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To ignite an internal combustion engine at a suitable timing according to an acceleration/deceleration state of it without increasing operation parameters in ignition timing control.  <P>SOLUTION: An ignition timing correction amount adv from a basic ignition timing in a normal time of the internal combustion engine is calculated by prediction from a preset conformation map, by an acceleration rate in accelerating the internal combustion engine calculated based on this periodic time TPINT and a previous periodic time TPINTB by one period in response to the crank angle (360°CA) of the internal combustion engine. An ignition pulse is generated based on a set time TDOFF of a timer for ignition corrected based on the calculated ignition timing correction amount adv. Thus, the ignition timing in accelerating the internal combustion engine is suitably corrected without increasing calculation parameters, and an output, running sensitivity, and fuel economy of the internal combustion engine can be improved without increasing cost.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022755-A (JP)
Title: Die bonding apparatus
Inventor: TAKAHASHI KIYOTAKE
IPC: H01L21/52
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a die bonding apparatus facilitating an exchange of a plunge-up-pin.  <P>SOLUTION: A die ejector 9 applied to the die bonding apparatus 1 has an exchangeable plunge-up-pin 22, and includes a first section 30, a second section 32, and a movable body 27. Cooperation of the first section 30 and the second section 32 with each other facilitates the adjustment of the degree of protrusion in the plunge-up-pin 22. Namely, since a pin insertion hole 29 is adapted to penetrate the apparatus from a tip end 30a of the first section 30 to a bottom surface 30b, a base end of the plunge-up-pin 22 can be protruded from the bottom surface 30b of the first section 30 upon an exchange of the plunge-up-pin 22. Therefore, provided that the first section 30 is continuously pushed along the plunge-up-pin 22 while applying the base end of the plunge-up-pin 22 protruded from the bottom surface of the first section 30, the bottom surface 30b of the first section 30 makes contact with an abutment surface 31 of the second section 32, and there are achieved simultaneously at that instant the positioning of the plunge-up-pin 22 and the positioning of the first section 30.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017452-A (JP)
Title: Laminate for liquid paper container
Inventor: SAKAMOTO HISASHI
IPC: B32B9/00
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laminate for a liquid paper container which is excellent in barrier properties and adhesion.  <P>SOLUTION: The laminate for the liquid paper container has at least an outermost layer, a paper base, an intermediate layer and an innermost layer laminated sequentially. The intermediate layer is constituted of a vapor deposition resin film which is constituted of a biaxially oriented polypropylene film and wherein a vapor deposition thin film layer of a silicon oxide formed by a plasma vapor deposition and containing silicon, oxygen, carbon and hydrogen as film composing constituents is formed at least on one side of the biaxially oriented polypropylene film, and further a thermosetting resin film of a composition constituted mainly of an epoxy resin is provided on the vapor deposition thin film layer of the silicon oxide constituting the vapor deposition resin film. Moreover, a polyethylene layer made by using a metallocene catalyst is provided as the innermost layer in this constitution.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023445-A (JP)
Title: Method and apparatus for compressing and restoring image data
Inventor: HIROSE MASAYUKI
IPC: H04N19/423
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for compressing/restoring image data in which the image data are effectively compressed and a high image restoration property is obtained.  <P>SOLUTION: The image data are compressed by zigzag thinning the pixels of the image data. Information of the pixels to be thinned are saved in empty bits of pixel data. As compression information, the number of a peripheral pixel having a pixel value closest to the pixel to be thinned (1), the number of a pallet closest to the pixel to be thinned (2), the number of a weighting mean with which a weighted mean of the peripheral pixel of the pixel becomes a color closest to the pixel (3), an R value of the peripheral pixel of a pixel to leave (of the thinned pixel) (4), a G value, a mean value of B values, and any one color of RGB values of the pixel to be thinned or the like are saved. When restoring the image, the image is restored by being interpolated with four of upper, lower, left and right pixels while utilizing the four bits.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016714-A (JP)
Title: Game machine, computer program, and storage medium
Inventor: NIWA HIROAKI
IPC: A63F7/02
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine which can eliminate monotony of a big jackpot game.  <P>SOLUTION: A big winning port 51A and a big winning port 51B are opened, and for every round, a special region of the big winning port 51A or the big winning port 51B is made effective. Therefore, a player cannot move to a next round unless changing the launching strength of a game ball by adjusting a launching handle so that the game ball may enter the big winning port on the special region side which has become effective, and a thrilling feeling is given to the player, and monotony of the big winning game can be eliminated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023775-A (JP)
Title: Video distribution system, information processing apparatus, information processing method, video distributing apparatus, video distributing method, and program
Inventor: SAEKI MAKOTO
IPC: H04N7/173
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To enable a user to variously select video to be displayed when preventing burning of a display screen.  <P>SOLUTION: An information processing apparatus 10 discriminates whether or not any operation is performed before the lapse of preset prescribed time and when it is discriminated that no operation is performed before the lapse of the prescribed time as a result, a displayed picture is erased. Afterwards, the information processing apparatus 10 transmits a distribution request of video for displaying the erased picture to a video distributing apparatus 20 and when video corresponding to the transmitted distribution request is received, the received video is displayed. When the distribution request is received from the information processing apparatus 10, the video distributing apparatus 20 distributes video stored in a storage means to the information processing apparatus 10 of a distribution request source.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025485-A (JP)
Title: Inkjet recording sheet
Inventor: TAGUCHI TOSHIKI
IPC: B41M5/00
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet recording sheet, wherein the image scarcely blurs even under highly humid condition.  <P>SOLUTION: In the inkjet recording sheet having a coloring material accepting layer on a support, the coloring material accepting layer includes a mordant and a betaine type surface-active agent under the condition that the employed mordant has not more than 1 % of content of lower molecular weight component having a molecular weight of not more than 500.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003060601-A (JP)
Title: Multilayer multiplex for generating mpeg2 transfer stream from basic mpeg2 and mpeg4 stream
Inventor: AMIELH-CAPRIOGLIO MYRIAN C
IPC: H04N21/236
Filed: 2002-06-25
Abstract: PROBLEM TO BE SOLVED: To provide an advantageous transfer means of an output stream having a multiplex, given output rate, and a basic stream having a basic rate. SOLUTION: A transmitter comprises a multilayer multiplex apparatus for generating an output stream having a multiplex output rate from a basic input stream having a basic rate. The multilayer multiplex apparatus comprises at least a first master multiplexer and a second slave multiplexer regarding the first master multiplexer. The master multiplexer receives at least a first basic stream in first input, and at least a multiplex stream in second input that is supplied to the output of the slave multiplexer from at least the second basic input stream. The master multiplexer has a means for controlling the output rate, and guarantees the specific minimum average output rate as a function of the basic rate.
Patent JP-2003071240-A (JP)
Title: Aqueous ammonia injection scheme
Inventor: FELLOWS WILLIAMS D
IPC: B01D53/56
Filed: 2002-06-26
Abstract: PROBLEM TO BE SOLVED: To improve not only a method for converting nitrogen oxide contained in combustion discharge matter to a less harmful compound by injecting vapor rich in ammonia in the combustion discharge matter but also a method for manufacturing vapor rich in ammonia from an aqueous ammonia solution. SOLUTION: In an enhanced method for reducing the discharge matter of nitrogen oxide into the atmosphere, ammonia vapor formed by evaporating the aqueous ammonia solution is injected in the combustion discharge matter. A dilute aqueous ammonia phase formed by evaporation may be injected in the combustion discharge matter in a form of either one of vapor and liquid. The desired concentration of ammonia injected in the combustion discharge matter can be kept by regulating an evaporation temperature and pressure.
Patent JP-2004031141-A (JP)
Title: Manufacturing method of flexible flat cable covered with shielding material
Inventor: YAMANOBE HIROSHI
IPC: H01B13/00
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a flexible flat cable covered with a shielding material with high bending reliability from which the shielding material hardly comes off.  <P>SOLUTION: The flexible flat cable covered 2 with a shielding material 20 is manufactured by forming a conductor group 52 by arranging a plurality of flat conductors 51 in parallel with each other, and forming the flexible flat cable 10 by adhering and integrating insulation films 54, having an insulation adhesive layer 53, on upper and lower surfaces of the conductor group 52 while making the insulation adhesive layer 53 face inside, and adhering a shielding material 61 having conductive adhesive layers 64 at the upper and lower surfaces of the flat cable 10. A through-hole 15 is formed beforehand in a part immediately near the end of the conductor group 52 located at least at one side of the insulation film 54, immediately above at least one flat conductor 51, and the insulation films 54 are adhered to the upper and lower surfaces of the conductor group 52 to form the through-hole 15 at a grounding conductor part 25.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027342-A (JP)
Title: Method of cleaning ferrous sintered part and ferrous sintered part
Inventor: TSUCHIYA MICHIAKI
IPC: C23G1/19
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the residual concentration of cyanogen in a ferrous sintered part subjected to surface heat treatment with a cyanogen-containing salt bath agent.  <P>SOLUTION: The ferrous sintered parts are brought into contact with a hydroxy group-containing alkaline aqueous solution, and are cleaned. The alkaline aqueous solution consists of the hydroxide of an alkali metal, and, if required, comprises one or more kinds of oxidizers selected from hypochlorous acid, chlorous acid, chloric acid and perchloric acid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003347297-A (JP)
Title: Method for manufacturing hafnium silicate film by atom layer adsorption and deposition method
Inventor: YASUHARA MIKIKO
IPC: H01L29/78
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a hafnium silicate film by an ALD method by supplying and using a material particularly required by the ALD method which has high steam pressure and a small particle size, and readily reacts with an oxygen supply source or a silicon supply source.   <P>SOLUTION: The hafnium silicate film is formed by the ALD method by combining Hf[N(CH<SB>3</SB>)<SB>2</SB>]<SB>4</SB>and Si(OCH<SB>3</SB>)<SB>4</SB>which are compounds each having a small particle size, sufficient steam pressure at a low temperature, and high reactiveness with water.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004040253-A (JP)
Title: Wavelength multiplexed optical transmission system and the wavelength multiplexed optical transmission method
Inventor: TERAHARA TAKAFUMI
IPC: H04B10/2507
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical transmission system, which specifies transmitting conditions so as to obtain high spectrum efficiency and high transmission distance capacity product at the same time and realizes a high density wavelength multiplexed optical transmission, using low cost and compact optical transmitters and receivers.  <P>SOLUTION: The WDM optical transmission system of this invention has a following system constitution. It determines the modulation form of signal lights; specifies its spectrum efficiency by calculation that the transmission distance capacity product is maximum, based on the assumption of a model expression, showing the transmission characteristics of an optical multiplexer 2 and an optical demultiplexer 4; and optimizes the bit rate and the frequency spacing of the signal lights outputted from each optical transmitter 1 and the transmission characteristics of an optical multiplexer 2 and the optical demultiplexer 4 so as to approach the spectrum efficiency.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004035310-A (JP)
Title: Water vapor mixing apparatus and fuel reforming apparatus
Inventor: SUEMATSU KEIGO
IPC: H01M8/06
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide techniques to suppress increase in the size of the apparatus for addition of steam to a reformed gas and to supply a reformed gas with a more uniform temperature distribution state to a shift part.  <P>SOLUTION: A large number of water passages and reformed gas passages are formed in a layered structure 17 of thin plates in a steam mixing part. The water supplied from the outside to the steam mixing part is passed through a main passage 76 to a branched passage 79 and discharged into each water passage. The discharged water exchanges heat with the reformed gas in the reformed gas passage. Thus, the reformed gas is cooled and discharged, while the water in the water passage is gradually vaporized, drained from the end of the water passage and then mixed with the reformed gas flowing into the reformed gas passage. The amount of the water discharged into the water passage is controlled to a specified uneven state depending on the position of the branch in the passage which guides the water to be discharged into each water passage. By supplying a larger amount of water to the zone where temperature is easily elevated, the temperature distribution state of the discharged reformed gas can be made uniform.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004033107-A (JP)
Title: Processing method for soybean and processing apparatus therefor
Inventor: NAGAI MITSUO
IPC: A23L11/00
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a processing method for soybeans for obtaining functional whole soybean milk and functional soybean curd each usable as food with health functionality.  <P>SOLUTION: This method for producing extremely finely ground soybean juice or the functional whole soybean milk comprises storing a soaked or steamed soybean material in a storing room ahead a cylinder barrel and passing the stored soybean material through a 60-500 mesh screen attached to the edge of the cylinder barrel by driving a piston in an axial direction pass. Alternatively, the method for obtaining the functional whole soybean milk excellent in taste and palate feeling comprises subjecting enzyme reaction. The method for producing the functional soybean curd comprises adding a coagulator to the functional whole soybean milk.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004037997-A (JP)
Title: Developing device and image forming apparatus
Inventor: ICHIKAWA TOMOYUKI
IPC: G03G15/00
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that a texture of an image is dirtied during toner supply or overall spreadability is defective, even when using a developer having the fluidity reduced in accordance with deterioration with time in a developing device which has a carrying and agitating means for simultaneously carrying and agitating a two-component developer consisting of toner and carrier and is provided with a developer agitating and carrying chamber wherein the developer is carried and agitated while adding replenished toner and is used for development, and to provide an image forming device.  <P>SOLUTION: An ultrasonic oscillation means 12 for giving ultrasonic oscillation to the two-component developer containing the replenished toner is installed below and near an aperture part 9 for toner replenishment in a developer carrying direction.  <P>COPYRIGHT: (C)2004,JPO